
NCL AMERICA

NCL 539C

Data bus: 16-bit, ISA

Size: Half-length, full-height card

Hard drives supported: Two IDE (AT) Interface drives

Floppy drives supported: None

[Image]

                             CONNECTIONS

                    Function                          Location

  40-pin IDE (AT) Interface connector-internal           CN2

  4-pin connector-drive active LED                       CN3

  5-pin connector-DC Power                               CN4

                        USER CONFIGURABLE SETTINGS

               Function                    Location           Setting

     BIOS address is DC00h                  JP2          pins 1-2 closed

      BIOS address is CC00h                  JP2          pins 2-3 closed

     IRQ connected directly to host         JP5          pins 1-2 closed

      IRQ Buffer mode enabled                JP5          pins 2-3 closed

     Interrupt request is IRQ15             JP7          pins 2-3 closed

      Interrupt request is IRQ14             JP7          pins 1-2 closed

     I/O Channel Ready disabled             JP8               open

      I/O Channel Ready enabled              JP8              closed

     BIOS enabled                           JP9              closed

      BIOS disabled                          JP9               open

     Hard drive port address is             JP10             closed
      170-177h

      Hard drive port address is             JP10              open
      1F0-1F7h

     Normal Operation                       JP11              open

      Diagnostic Mode                        JP11             closed

